First

test/application_system_test_case.rb

@@ -0,0 +1,5 @@
+require "test_helper"
+
+class ApplicationSystemTestCase < ActionDispatch::SystemTestCase
+  driven_by :selenium, using: :headless_chrome, screen_size: [ 1400, 1400 ]
+end

test/channels/application_cable/connection_test.rb

@@ -0,0 +1,13 @@
+require "test_helper"
+
+module ApplicationCable
+  class ConnectionTest < ActionCable::Connection::TestCase
+    # test "connects with cookies" do
+    #   cookies.signed[:user_id] = 42
+    #
+    #   connect
+    #
+    #   assert_equal connection.user_id, "42"
+    # end
+  end
+end

test/integration/motorlot_flow_test.rb

@@ -0,0 +1,31 @@
+require "test_helper"
+
+class MotorlotFlowTest < ActionDispatch::IntegrationTest
+  test "advert page renders puzzle listing" do
+    get root_path
+
+    assert_response :success
+    assert_includes response.body, "2021 Porsche 718 Cayman S"
+    assert_includes response.body, "JHDU"
+    assert_includes response.body, "VFVSQk8="
+    assert_includes response.body, "PDI-24-16"
+  end
+
+  test "admin unlock succeeds with the full password" do
+    post admin_path, params: { password: "GEAR-AXLE-TURBO-PARK" }
+
+    assert_redirected_to admin_path
+    follow_redirect!
+
+    assert_response :success
+    assert_includes response.body, "Admin Panel Unlocked"
+    assert_includes response.body, "Delete adverts"
+  end
+
+  test "admin unlock rejects invalid passwords" do
+    post admin_path, params: { password: "wrong-answer" }
+
+    assert_response :unprocessable_entity
+    assert_includes response.body, "did not unlock anything"
+  end
+end

test/test_helper.rb

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+ENV["RAILS_ENV"] ||= "test"
+require_relative "../config/environment"
+require "rails/test_help"
+
+module ActiveSupport
+  class TestCase
+    # Run tests in parallel with specified workers
+    parallelize(workers: :number_of_processors)
+
+    # Setup all fixtures in test/fixtures/*.yml for all tests in alphabetical order.
+    fixtures :all
+
+    # Add more helper methods to be used by all tests here...
+  end
+end